🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 933.4

Radius: 9.4

Gravity: 10.56 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 0.48 AU - 0.6 AU

Year: 279 Days

Day: 7.3 Hours

Environment

Temp: -151 °C

Axial Tilt: 12 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 35,844,274 km

• M1: 117,135 km (0.102 R)
• M2: 436,227 km (0.036 R)
• M3: 839,244 km (0.036 R)
• M4: 1,373,308 km (0.11 R)
• M5: 1,795,623 km (0.115 R)
• M6: 4,054,102 km (0.117 R)
• M7: 4,565,877 km (0.037 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 728.7

Radius: 11.3

Gravity: 5.71 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 0.56 AU - 0.86 AU

Year: 421 Days

Day: 14.4 Hours

Environment

Temp: -157 °C

Axial Tilt: 12.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 35,844,274 km

• M1: 140,472 km (0.094 R)
• M2: 504,743 km (0.103 R)
• M3: 938,727 km (0.079 R)
• M4: 1,719,628 km (0.092 R)
• M5: 2,243,220 km (0.058 R)
• M6: 3,905,252 km (0.108 R)
• M7: 4,268,027 km (0.062 R)
• M8: 5,062,093 km (0.079 R)
• M9: 5,796,768 km (0.098 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 303.1

Radius: 12.5

Gravity: 1.94 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 0.78 AU - 1.14 AU

Year: 661 Days

Day: 13.5 Hours

Environment

Temp: -168 °C

Axial Tilt: 1.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 35,844,274 km

• M1: 155,432 km (0.062 R)
• M2: 562,189 km (0.101 R)
• M3: 982,858 km (0.078 R)
• M4: 1,469,350 km (0.105 R)
• M5: 2,125,038 km (0.113 R)
• M6: 2,619,309 km (0.104 R)
• M7: 3,056,135 km (0.097 R)
• M8: 3,457,506 km (0.117 R)
• M9: 4,119,477 km (0.114 R)
• M10: 4,971,436 km (0.114 R)
• M11: 5,431,599 km (0.063 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 888

Radius: 10.9

Gravity: 7.47 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 1.61 AU - 2.61 AU

Year: 2154 Days

Day: 10.9 Hours

Environment

Temp: -211 °C

Axial Tilt: 11 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 35,844,274 km

• M1: 136,284 km (0.117 R)
• M2: 502,649 km (0.112 R)
• M3: 921,373 km (0.063 R)
• M4: 2,369,929 km (0.096 R)
• M5: 3,926,495 km (0.099 R)
• M6: 4,347,314 km (0.08 R)
• M7: 5,162,623 km (0.072 R)
• M8: 5,819,656 km (0.112 R)
• M9: 9,790,732 km (0.086 R)
• M10: 11,627,794 km (0.105 R)
• M11: 15,722,736 km (0.107 R)
• M12: 16,788,621 km (0.097 R)
• M13: 17,686,208 km (0.08 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 664.7

Radius: 14.5

Gravity: 3.16 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 2.23 AU - 2.41 AU

Year: 2484 Days

Day: 6.5 Hours

Environment

Temp: -202 °C

Axial Tilt: 33.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 35,844,274 km

• M1: 180,265 km (0.054 R)
• M2: 739,013 km (0.059 R)
• M3: 1,677,591 km (0.113 R)
• M4: 2,221,379 km (0.038 R)
• M5: 2,883,050 km (0.088 R)
• M6: 3,441,798 km (0.105 R)
• M7: 4,033,458 km (0.062 R)
• M8: 5,375,201 km (0.045 R)
• M9: 7,286,763 km (0.034 R)
• M10: 7,921,506 km (0.097 R)
• M11: 8,494,616 km (0.087 R)
• M12: 9,301,996 km (0.05 R)
• M13: 9,868,224 km (0.094 R)
• M14: 10,760,874 km (0.101 R)
• M15: 11,385,296 km (0.088 R)
• M16: 13,809,230 km (0.105 R)
• M17: 16,559,736 km (0.107 R)
• M18: 17,874,402 km (0.087 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.96 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 535.2

Radius: 6.3

Gravity: 13.48 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 6.71 AU - 9.21 AU

Year: 15786 Days

Day: 21.9 Hours

Environment

Temp: -230 °C

Axial Tilt: 8.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 35,844,274 km

• M1: 79,586 km (0.098 R)
• M2: 314,156 km (0.08 R)
• M3: 556,504 km (0.112 R)
• M4: 1,321,548 km (0.065 R)
• M5: 2,037,074 km (0.114 R)
• M6: 2,663,291 km (0.09 R)
• M7: 3,489,520 km (0.102 R)
• M8: 3,818,635 km (0.057 R)
• M9: 4,289,270 km (0.027 R)
• M10: 6,011,291 km (0.112 R)
• M11: 6,606,840 km (0.103 R)
• M12: 6,813,734 km (0.091 R)
• M13: 9,438,728 km (0.109 R)
• M14: 9,754,828 km (0.033 R)
• M15: 10,077,810 km (0.057 R)
• M16: 10,575,971 km (0.051 R)
• M17: 12,106,956 km (0.099 R)
• M18: 12,417,521 km (0.109 R)
• M19: 12,669,743 km (0.092 R)
• M20: 12,925,406 km (0.114 R)
• M21: 13,381,081 km (0.114 R)
• M22: 14,393,559 km (0.059 R)
• M23: 14,602,099 km (0.083 R)
• M24: 15,969,573 km (0.103 R)
• M25: 16,268,020 km (0.054 R)
• M26: 19,291,393 km (0.078 R)
• M27: 19,629,933 km (0.101 R)
• M28: 21,563,336 km (0.118 R)
• M29: 25,906,312 km (0.094 R)
• M30: 33,888,106 km (0.071 R)
• M31: 44,385,239 km (0.09 R)
• M32: 45,570,653 km (0.08 R)
• M33: 50,203,998 km (0.107 R)
• M34: 52,305,848 km (0.091 R)
• M35: 59,496,120 km (0.093 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.13 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 588

Radius: 5.2

Gravity: 21.75 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 6.87 AU - 9.39 AU

Year: 16295 Days

Day: 24.1 Hours

Environment

Temp: -242 °C

Axial Tilt: 35.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 35,844,274 km

• M1: 65,524 km (0.077 R)
• M2: 744,848 km (0.086 R)
• M3: 1,014,274 km (0.053 R)
• M4: 1,277,566 km (0.098 R)
• M5: 1,523,355 km (0.115 R)
• M6: 1,732,343 km (0.063 R)
• M7: 1,923,829 km (0.09 R)
• M8: 3,256,596 km (0.119 R)
• M9: 3,495,205 km (0.085 R)
• M10: 5,469,298 km (0.04 R)
• M11: 6,565,402 km (0.03 R)
• M12: 6,946,876 km (0.081 R)
• M13: 8,036,547 km (0.12 R)
• M14: 8,472,924 km (0.087 R)
• M15: 9,183,215 km (0.044 R)
• M16: 10,098,006 km (0.118 R)
• M17: 10,434,900 km (0.069 R)
• M18: 11,673,421 km (0.077 R)
• M19: 13,812,521 km (0.105 R)
• M20: 14,651,167 km (0.09 R)
• M21: 15,449,271 km (0.06 R)
• M22: 23,195,150 km (0.093 R)
• M23: 23,979,192 km (0.095 R)
• M24: 25,703,607 km (0.112 R)
• M25: 26,121,135 km (0.107 R)
• M26: 26,755,729 km (0.072 R)
• M27: 34,809,330 km (0.05 R)
• M28: 36,883,056 km (0.087 R)
• M29: 39,312,824 km (0.103 R)
• M30: 39,866,935 km (0.063 R)
• M31: 42,861,585 km (0.097 R)
• M32: 43,154,498 km (0.069 R)
• M33: 48,022,412 km (0.113 R)
• M34: 48,338,214 km (0.1 R)
• M35: 51,408,411 km (0.112 R)
• M36: 57,045,109 km (0.111 R)
• M37: 57,577,079 km (0.087 R)
• M38: 60,838,612 km (0.086 R)

Planet 8 - Ice Giant

Semi-Major Axis: 8.23 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 104

Radius: 6.9

Gravity: 2.18 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 7.32 AU - 9.14 AU

Year: 16596 Days

Day: 17 Hours

Environment

Temp: -238 °C

Axial Tilt: 35.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 35,844,274 km

• M1: 114,592 km (0.043 R)
• M2: 384,915 km (0.11 R)
• M3: 913,594 km (0.109 R)
• M4: 1,632,113 km (0.095 R)
• M5: 1,956,441 km (0.113 R)
• M6: 3,387,943 km (0.053 R)
• M7: 5,592,268 km (0.086 R)
• M8: 6,883,896 km (0.109 R)
• M9: 7,392,528 km (0.076 R)
• M10: 7,887,099 km (0.037 R)
• M11: 8,282,337 km (0.116 R)
• M12: 10,507,006 km (0.108 R)
• M13: 14,458,784 km (0.085 R)
• M14: 14,812,284 km (0.094 R)
• M15: 15,414,116 km (0.111 R)
• M16: 15,969,573 km (0.117 R)
• M17: 17,917,786 km (0.053 R)
• M18: 20,829,110 km (0.093 R)
• M19: 22,830,131 km (0.049 R)
• M20: 26,327,879 km (0.111 R)
• M21: 30,647,517 km (0.109 R)
• M22: 31,821,561 km (0.07 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 193 - 18,655 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit